AddTaskdNdeta.C

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AliAnalysisTask*
AddTaskdNdeta(const char* which    = "Forward",
        const char* config   = "dNdetaConfig.C")
{
  // --- Load libraries ----------------------------------------------
  gROOT->LoadClass("AliAODForwardMult", "libPWGLFforward2");

  // --- Analysis manager --------------------------------------------
  AliAnalysisManager* mgr = AliAnalysisManager::GetAnalysisManager();

  // --- Check that we have an AOD input handler ---------------------
  UShort_t aodInput = 0;
  if (!(aodInput = AliForwardUtil::CheckForAOD())) 
    Fatal("","Cannot proceed without and AOD handler");
  if (aodInput == 2 &&
      !AliForwardUtil::CheckForTask("AliForwardMultiplicityBase")) 
    Fatal("","The relevant task wasn't added to the train");


  // --- Make our object ---------------------------------------------
  AliBasedNdetaTask*    task = 0;
  TString w(which);
  if (w.EqualTo("Forward",TString::kIgnoreCase))
    task = new AliForwarddNdetaTask("Forward");
  else if (w.EqualTo("Central",TString::kIgnoreCase))
    task = new AliCentraldNdetaTask("Central");
  else if (w.EqualTo("MCTruth", TString::kIgnoreCase))
    task = new AliMCTruthdNdetaTask("MCTruth");
  else
    Fatal("AddTaskdNdeta.C", "Unknown dN/deta task: %s", which);

  // Set-up task using a script 
  task->Configure(config);
  
  // Connect to manager 
  task->Connect(0,0);

  return task;
}

  
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// EOF
//